402045356 has 24 divisors (see below), whose sum is σ = 721237440. Its totient is φ = 195994512.

The previous prime is 402045349. The next prime is 402045373. The reversal of 402045356 is 653540204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111575 + ... + 115121.

It is an arithmetic number, because the mean of its divisors is an integer number (30051560).

Almost surely, 2^402045356 is an apocalyptic number.

It is an amenable number.

402045356 is a deficient number, since it is larger than the sum of its proper divisors (319192084).

402045356 is a wasteful number, since it uses less digits than its factorization.

402045356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4253 (or 4251 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 402045356 is about 20051.0686996978. The cubic root of 402045356 is about 738.0600245438.

The spelling of 402045356 in words is "four hundred two million, forty-five thousand, three hundred fifty-six".